PEWN_PREHSCROLL

This notification message is sent to the parent window immediately before ProEssentials processes a WM_HSCROLL message.

The developer reads SBCode and SBCode to determine the type of scroll action about to be processed.

Parameter	Description
wParam	Specifies the control identifier in its low-order word and the PEWN_PREHSCROLL notification code in its high-order word.
lParam	Contains the Windows/ProEssentials handle for the object

Comments

.NET developers use the PePreHScroll event.

OCX/VCL developers use the PreHScroll event.

See Also: PEWN_PREVSCROLL, SBCode, SBCode

For an example: See the included VC6 Example Project, "PEVIEW.CPP" file, OnCommand handler for an example of event processing. This project will load into VC6 or Visual Studio .NET.


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